I regularly burn 800-900 calories an hour during HIIT workouts. Typically I’m worn out and very hungry throughout the day. Most I’ve burned was 1500/1600 calor

I regularly burn 800-900 calories an hour during HIIT workouts. Typically I’m worn out and very hungry throughout the day. Most I’ve burned was 1500/1600 calories riding a bike with moderate intensity but didn’t feel that bad after.